Brand new, unused. Purchased for just under 16,000 yen. ※Color: Black ※Shipped via anonymous delivery. The following is a description of the product: Upgraded design in 2025, equipped with a cooling and heating system for winter and summer, a standard for comfortably enjoying hot summers and cold winters! Featuring 3 cooling plates and 2 mesh fans, the dual structure provides a 360-degree cool surround. It offers a wider cooling range and a stronger refrigeration effect, capable of lowering the perceived temperature within seconds. Utilizing the "Peltier element" used in refrigerators and wine cellars, it incorporates a semiconductor refrigeration chip, quickly transforming into a "mini air conditioner." Ideal as a gift for instant cooling, rapid cooling, and preventing heatstroke! You can also turn on the heating mode to rapidly increase the temperature, suitable for wearing in cold winters, like a hot towel on your neck, enjoying sustained warmth. Furthermore, both cooling and heating modes have 3 adjustable buttons, allowing you to easily switch between cooling mode/fan/heating mode and select different temperatures depending on the situation. Compared to other neck coolers, this product adopts 3 high-quality, highly conductive ice ceramic sheets, enhancing cooling/heating efficiency and cooling the entire body from the neck! With 3-stage free adjustment, you can switch between 3 fan speeds (high, medium, low) and 3 cooling levels (low, medium, high) by pressing a button. You can feel cool even on hot summer days. Also, the battery life has been improved! The neck cooler has a built-in 8000mAh large-capacity battery, providing peace of mind for long hours of outdoor work or outdoor activities. It can be easily charged using the included USB cable, allowing for various charging methods. Equipped with an LED display, you can see the remaining battery level and fan speed level at a glance. This U-shaped neck cooler adopts a bladeless safety design, and the air outlet is made of mesh material, so there is no risk of catching hair. Even people with long hair can use it with confidence. There are no gaps to put your fingers in to prevent accidents. Children and the elderly can use it safely. Perfect for summer gifts! Just put it around your neck and enjoy the coolness surrounded by a 360-degree cool breeze! The luxurious gift box is also recommended as a summer present for family, lovers, and friends.